Wheelchair frame



FIG. 1 is a perspective view of a wheelchair frame showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a back view thereof;

FIG. 8 is a perspective view of a second embodiment of a wheelchair frame, with the wheelchair wheels shown in broken lines, showing my new design;

FIG. 9 is a right side view of the second embodiment thereof;

FIG. 10 is a left side view of the second embodiment thereof;

FIG. 11 is a top view of the second embodiment thereof;

FIG. 12 is a bottom view of the second embodiment thereof;

FIG. 13 is a front view of the second embodiment thereof; and,

FIG. 14 is a back view of the second embodiment thereof.

The broken lines showing the wheelchair wheels in FIGS. 8-12 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a wheelchair frame, as shown and described. 